Mobile cooling device



FIG. 1 is a perspective view of mobile cooling device;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The portions of the device shown in broken lines form no part of the claimed design. 

CLAIM The ornamental design for mobile cooling device, as shown and described. 